This Part Fits the following kits / parts:

#86322 - CUP JOINT 6x19x21mm

Savage X/Use with #87055 Dual Fiberglass Brake Disk

This Cup Joint allows you to use the #87055 Dual Fiberglass Brake Disk set on any
Savage for stronger braking, better performance and less brake fade
than ever before. This is a standard part on the Savage X 4.6. It
includes hardware, threadlocking compound and grease for fitting in
any other Savage truck.